the firm bought seven technology companies over the last six months. these will help in google's efforts to develop a new generation of robots. the developer of the system, andy ruben unveiled the plan. this was in wednesday's edition of "the new york times." it says google acquired schaft started by graduates of the university of tokyo. they also bought san francisco based mecca robotics. google executives recognize robotics as a field that requires a long-term approach. this was the case for the google glass which is a spectacle shaped wear-on commuter and also the google car that has no driver. executives say development will focus on robots for industrial applications. this does include things like assembling parts. that is going to wrap it up for biz tonight. i'll leave you with the markets. >>> people around the world have been witnessing an undersea rescue that some call a miracle. a nigerian man survived three days in an upturned tug boat at the bottom of the atlantic. an online video of the diver pulling him out has gone viral. >> the tug boat